Why Do Cats Hiss And Growl. Cats growl when they grapple with their prey. Sometimes it’s important to consider your cat’s instincts, but it’s crucial to note that cats are innately more standoffish than dogs.
“cats can also growl in the presence of other cats or dogs in order to establish dominance or signify they are not interested in interacting with the other animal,” dr. Behind the hiss when scared or threatened, your cat will pull back her lips, bare her teeth in a menacing fashion and let out a puff of air that sounds like a hiss. Cats purr whenever they're happy, even while they're eating.
Cats who growl when you try to move them, block doors, or bite you when you pay attention to another pet may be asserting themselves in this manner.
Cats tend to growl or hiss when they feel threatened or fearful of certain people. Don’t take this personally, in my experience it’s really not the case. A hissing cat does sound like a snake. To send the message that this is my turf, cats may growl and hiss at a new dog.